Answer:
91
Step-by-step explanation:
Set up a proportion, where x is the number of push ups she can do in 7 minutes
= 
Cross multiply and solve for x:
5x = 455
x = 91
So, Jade can do 91 push ups in 7 minutes
Answer:
x ≥ -1
Step-by-step explanation:
the red fully circle in -1 show that -1 is include
Answer:
12
Step-by-step explanation:
12x12 is 144
The value of root 10 is between 3 and 3.5